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Contract OI history

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Sep 17, 2027 EXPIRATION

BA $200.00 Put

BA270917P00200000

Latest saved OI501Oct 23, 2026
Last change+63vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $200.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5012500 2026-10-02: 236 OI2026-10-05: 236 OI2026-10-06: 246 OI2026-10-07: 305 OI2026-10-08: 305 OI2026-10-09: 390 OI2026-10-13: 435 OI2026-10-14: 435 OI2026-10-15: 436 OI2026-10-16: 436 OI2026-10-21: 438 OI2026-10-23: 501 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

BA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing501+63
Oct 21, 2026438+2
Oct 16, 20264360
Oct 15, 2026436+1
Oct 14, 20264350
Oct 13, 2026435+45
Oct 09, 2026390+85
Oct 08, 20263050
Oct 07, 2026305+59
Oct 06, 2026246+10
Oct 05, 20262360
Oct 02, 2026236No prior observation